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-   -   Powder coat wheels? (https://vansairforce.net/community/showthread.php?t=174969)

fl-mike 09-05-2019 04:53 PM

Powder coat wheels?
 
Any reason to not powdercoat the wheel halves (not the mating surfaces or bolt contact areas, I?ll treat those areas with Alodine)
I?m thinking gloss white for inspection and cleaning.

DHeal 09-05-2019 05:03 PM

Powder coating has the potential to hide cracks beneath the thick coating. For this reason, powder coating is generally not recommended for such things as motor mounts, etc.

David Paule 09-05-2019 05:09 PM

The wheels are generally hidden under the wheelpants. And the wheels come anodized, I think. So powder-coating them does nothing except hiding their condition, adding weight, and offering the likelihood of coming off in the future.

Dave

jibby212 09-05-2019 05:33 PM

My wheels did not come anodized but I had them clear anodized just for the corrosion protection. Corrosion gets ugly quick down here in Florida.

fl-mike 09-05-2019 06:09 PM

Not anodized. I took anodizing off the table due to the steel bearing cup and the decrease in fatigue resistance.

All vans engine mounts are powdercoated.

I was also considering transparent or clear powdercoat.

noelf 09-05-2019 06:15 PM

I have powder coated a number of non-structural parts in my RV. But not the wheels. Different Powder coat vendors specify different temperatures to "cure" the powders. Do not use any that require temperatures above 420*F. Aluminum will start to change its properties in the 450-500*F range.

David Paule 09-05-2019 07:08 PM

My non-RV has a powder-coated engine mount. Have to say that was a mistake. It discolored and softened under the heat. On my RV-3B project, I made a simple resolution: since so many of the steel parts came bare, I chose a non-powder-coat coating for them.

The few powder-coated parts got some rather careful consideration as to whether they had a chance of standing up.

I had the engine baffles powder-coated on that non-RV, too. Another mistake. It can't be cleaned, since the dirt gets embedded in the paint, and in a few places, the paint peels off.

Dave


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